## 60 Reputation

2 years, 157 days

## how to declare 'd' ...

Maple 2019

Hello

I want to declare 'd' as a constant.

Please tell me how to declare 'd' as a constant.

## how do I solve attached equatio numerica...

Maple

getting error in solution?

t3 :=2:R := 0.5:M:=0.5 :

EQ:={diff(F(x), x \$ 4) +2*R*(   F(x)*diff(F(x), x \$ 3) + G(x)*diff(F(x), x)  ) + 2*R*t3*(  2*diff(F(x), x \$ 2)*diff(F(x), x \$ 3) + diff(F(x), x)*diff(F(x), x \$ 4) + 3*diff(G(x), x )*diff(G(x), x \$ 2) )=0,
diff(G(x),x\$2) - 2*R*( diff(F(x),x)*G(x)- F(x)*diff(G(x), x)  ) - 2*R*t3*(  diff(F(x),x\$2)*diff(G(x),x) - F(x)*diff(G(x), x \$ 2) ) =0};

IC:={ F(0)=0,  F(1)=0,   G(0)=1,  G(1)=0, D(F)(0)=0, D(F)(1)=M};
sol:= dsolve(EQ union IC,numeric,maxmesh=1024,initmesh=512,output=Array([0,0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1]));

Q1.mw

## Q1: how to solve nonlinear simultaneous ...

Maple 2019

hello,

My equations are not getting solved.

Please tell me, is there any other command to solve these type of equations.

Q1.mw

## how to label y axis ...

Maple 2019

Hello

I need Nu[a] in the label of y-axis.

i am writing      labels = [eta, 'Nu[a]'(eta)] but I am not getting. Please help me for writing correct code.

## how to change the scale of y-axis in plo...

Maple 2019

In this figure, y axis scale is -1, -0.5,0,0.5,1.

i need that scale -1, -0.1, -0.2 -0.3......1

how to change?

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